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Joystick Magazine 1996 May
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cd joy 71No13.iso
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eurosoc
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cgdv.h
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1995-09-22
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2KB
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41 lines
//
// CGDV.H
//
// Include file for cgdv(): Function version of gdv player
//
// Set to not return to current video mode but leave screen on
//#define HOLD_VIDMODE
// Possible values for play_flags: (OR them together. Some are unavailable
// e.g. fades on 32k colour GDV's)
#define PL_SOUND (1<<0) // Plays anim with sound if available
#define PL_FADE_IN (1<<1) // Fade anim in before playing
#define PL_FADE_OUT (1<<2) // Fade anim out after playing
#define PL_INFO (1<<3) // Display info before playing
#define PL_HOLD (1<<4) // Holds image for PL_HOLD_TIME seconds before fade/exit
#define PL_REPEAT (1<<5) // Loops gdv continuously
#define PL_NO_STOP (1<<6) // Disables keyboard/mouse exit
#define PL_VGA (1<<7) // Uses 320x200 VGA rather than SVGA screen
#define PL_NO_DECODE (1<<8) // Turns frame decoding off } For debugging
#define PL_NO_DISPLAY (1<<9) // Turns screen update off } only!
// Return codes from cgdv
#define PL_OKAY 0 // No problems
#define PL_NO_FILE 1 // Could not find file
#define PL_NOT_GDV 2 // File specified is not a GDV file
#define PL_READ_ERROR 3 // Error while reading disk / CD
#define PL_UNPLAYABLE 4 // GDV has wrong video/sound type, version etc.
#define PL_NO_MEM 5 // Not enough memory to show anim
#define PL_STOPPED 6 // Interrupted by key press or mouse click
#define PL_BAD_FRAME 7 // Frame had bad magic number or type
#define PL_NO_TIMER 8 // SOS could not allocate video timer event
#define PL_CRITICAL 9 // Critical error returned by DOS
#define PL_HOLD_TIME 2 // Hold time in seconds for PL_HOLD
#define GDV_MEM 2097152 // 2 Megabytes expected by cgdv()
// Prototype for playback routine
int cgdv(char *fname, unsigned short play_flags, unsigned char *memory);